GoPro Hero 4 - 52mm filter adapter

This is an adapter designed for my Hero 4. You can use it to mount 52mm filters on your GoPro. I don't know if it fits also with Hero 3 and 3+. The internal ring is threaded so you can fix your filter perfectly in the adapter.
For this piece I used:
- PLA
- 0.1mm for the resolution because of the thread that is very slim

To set the printing I placed the smaller ring of the filter (GoPro lens side) on the bed of the 3D printer because when I tried to print it in other directions the result